If an LED has to emit 662 nm wavelength of light them what should be the band gap energy of its semiconductor? h = 6.62 × 10^-34 Js.
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Band gap, explained by RP Photonics Encyclopedia; dielectrics, semiconductors, metals, energy, electronic levels, band gap wavelength, absorption, emission, fluorescence
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Solved 18. Suppose the LED band gap shown below is 2.7 eV. | Chegg.com
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LIGHT EMITTING DIODE Design Principles EBB 424 E
SOLVED:The semiconductor CaSe has a band gap of 1.74 eV. What wavelength of light would be emitted from an LED made from CdSe? What region of the electromagnetic spectrum is this?
5.1.4 Wavelength Engineering
Light emission moves into the blue – Physics World
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Is there any relation between turn on voltage of LED and the colour emitted? - Physics Stack Exchange
Room temperature EL spectra of Si LED at different injection currents... | Download Scientific Diagram
Driving LEDs
An LED is constructed from a p-n junction based on a certain semi-conducting material whose energy gap is 1.9 eV. Then, the wavelength of the emitted light is
